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wined3d: Add more formats to wined3d_format_convert_color_to_float.

This commit is contained in:
Stefan Dösinger 2015-04-06 00:28:54 +02:00 committed by Alexandre Julliard
parent fa0a9232e0
commit b413a4e202
1 changed files with 38 additions and 25 deletions
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63
dlls/wined3d/utils.c
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@ -3511,11 +3511,48 @@ DWORD wined3d_format_convert_from_float(const struct wined3d_surface *surface, c
return 0;
}
static float color_to_float(DWORD color, DWORD size, DWORD offset)
{
DWORD mask = (1 << size) - 1;
if (!size)
return 1.0f;
color >>= offset;
color &= mask;
return (float)color / (float)mask;
}
BOOL wined3d_format_convert_color_to_float(const struct wined3d_format *format,
const struct wined3d_palette *palette, DWORD color, struct wined3d_color *float_color)
{
switch (format->id)
{
case WINED3DFMT_B8G8R8_UNORM:
case WINED3DFMT_B8G8R8A8_UNORM:
case WINED3DFMT_B8G8R8X8_UNORM:
case WINED3DFMT_B5G6R5_UNORM:
case WINED3DFMT_B5G5R5X1_UNORM:
case WINED3DFMT_B5G5R5A1_UNORM:
case WINED3DFMT_B4G4R4A4_UNORM:
case WINED3DFMT_B2G3R3_UNORM:
case WINED3DFMT_R8_UNORM:
case WINED3DFMT_A8_UNORM:
case WINED3DFMT_B2G3R3A8_UNORM:
case WINED3DFMT_B4G4R4X4_UNORM:
case WINED3DFMT_R10G10B10A2_UNORM:
case WINED3DFMT_R10G10B10A2_SNORM:
case WINED3DFMT_R8G8B8A8_UNORM:
case WINED3DFMT_R8G8B8X8_UNORM:
case WINED3DFMT_R16G16_UNORM:
case WINED3DFMT_B10G10R10A2_UNORM:
float_color->r = color_to_float(color, format->red_size, format->red_offset);
float_color->g = color_to_float(color, format->green_size, format->green_size);
float_color->b = color_to_float(color, format->blue_size, format->blue_offset);
float_color->a = color_to_float(color, format->alpha_size, format->alpha_offset);
return TRUE;
case WINED3DFMT_P8_UINT:
if (palette)
{
@ -3530,36 +3567,12 @@ BOOL wined3d_format_convert_color_to_float(const struct wined3d_format *format,
float_color->b = 0.0f;
}
float_color->a = color / 255.0f;
break;
case WINED3DFMT_B5G6R5_UNORM:
float_color->r = ((color >> 11) & 0x1f) / 31.0f;
float_color->g = ((color >> 5) & 0x3f) / 63.0f;
float_color->b = (color & 0x1f) / 31.0f;
float_color->a = 1.0f;
break;
case WINED3DFMT_B8G8R8_UNORM:
case WINED3DFMT_B8G8R8X8_UNORM:
float_color->r = D3DCOLOR_R(color);
float_color->g = D3DCOLOR_G(color);
float_color->b = D3DCOLOR_B(color);
float_color->a = 1.0f;
break;
case WINED3DFMT_B8G8R8A8_UNORM:
float_color->r = D3DCOLOR_R(color);
float_color->g = D3DCOLOR_G(color);
float_color->b = D3DCOLOR_B(color);
float_color->a = D3DCOLOR_A(color);
break;
return TRUE;
default:
ERR("Unhandled conversion from %s to floating point.\n", debug_d3dformat(format->id));
return FALSE;
}
return TRUE;
}
/* DirectDraw stuff */